£66+ Cheap flights from San Francisco

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SFO — LHR
31 Mar — 7 Apr1
1 adult
1 adult, Economy, 0 bags

What to know about flights from San Francisco

Discover essential information about flights departing from San Francisco, including flight schedules, destinations, airlines operating at the San Francisco airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 1 March 2026.

Cheapest one-way flight

£31

Cheapest round-trip flight

£432

Cheapest airline

Frontier

Most popular destination

London Heathrow (LHR)

Good round-trip deal

£70 or less

Good one-way deal

£52 or less
The cheapest one-way flight from San Francisco is currently to Los Angeles.
The cheapest round-trip flight from San Francisco is currently to London Heathrow.
On average, Frontier currently has the cheapest one-way flight from San Francisco (avg. price of £107).
London Heathrow (LHR) is currently the most popular flight destination from San Francisco (average return price of £286).
Price to beat on a round-trip flight from San Francisco.
Price to beat on a one-way flight from San Francisco.

Find flights from San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco
Explore the most affordable flight options available from San Francisco. Find the lowest fares based on data from user searches, with prices last updated on 1 March 2026.

Fri 24/407:00
SFO
-
EWR
1 stop13h 29m
Alaska Airlines
Wed 29/415:30
EWR
-
SFO
1 stop9h 58m
Alaska Airlines
Deal found 25/2£169
Mon 27/409:00
SFO
-
EWR
1 stop11h 29m
Alaska Airlines
Thu 7/507:59
EWR
-
SFO
Nonstop6h 26m
Alaska Airlines
Deal found 28/2£170
Mon 4/517:31
SFO
-
JFK
1 stop10h 49m
Alaska Airlines
Wed 6/517:28
JFK
-
SFO
Nonstop6h 41m
Alaska Airlines
Deal found 26/2£170
Wed 15/407:02
SFO
-
JFK
Nonstop5h 38m
Alaska Airlines
Wed 22/409:30
JFK
-
SFO
1 stop11h 58m
Alaska Airlines
Deal found 25/2£171
Wed 29/407:25
SFO
-
JFK
Nonstop5h 34m
Delta
Sat 2/519:25
JFK
-
SFO
Nonstop6h 47m
Delta
Deal found 25/2£172
Tue 14/422:30
SFO
-
EWR
1 stop9h 25m
Delta
Tue 21/418:30
EWR
-
SFO
1 stop8h 29m
Delta
Deal found 27/2£176
Tue 17/307:00
SFO
-
JFK
Nonstop5h 28m
Delta
Thu 19/317:25
JFK
-
SFO
Nonstop6h 35m
Delta
Deal found 25/2£176
Mon 13/422:55
SFO
-
EWR
1 stop6h 46m
Delta
Tue 21/409:39
EWR
-
SFO
1 stop8h 16m
Delta
Deal found 27/2£176
Tue 17/307:00
SFO
-
JFK
Nonstop5h 28m
Delta
Tue 24/307:00
JFK
-
SFO
Nonstop6h 32m
Delta
Deal found 27/2£176
Sun 3/523:59
SFO
-
EWR
1 stop7h 30m
Delta
Thu 7/506:00
EWR
-
SFO
1 stop7h 24m
Delta
Deal found 27/2£177
Tue 14/407:02
SFO
-
JFK
Nonstop5h 38m
Alaska Airlines
Wed 22/409:30
JFK
-
SFO
1 stop11h 58m
Alaska Airlines
Deal found 26/2£177
Tue 21/411:13
SFO
-
EWR
1 stop15h 47m
Alaska Airlines
Tue 28/407:59
EWR
-
SFO
Nonstop6h 26m
Alaska Airlines
Deal found 25/2£178

Find flights from San Francisco within your budget

 
Find flights departing from San Francisco that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 1 March 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Route

Depart

Return

Price

San FranciscoNew York

SFO - JFK

SFOJFK

San Francisco

Mon 20/4

22:50-07:26

Nonstop5h 36m

New York John F Kennedy Intl

Sat 25/4

13:59-23:56

1 stop12h 57m

£182

San FranciscoNewark

SFO - EWR

SFOEWR

San Francisco

Tue 5/5

07:00-23:29

1 stop13h 29m

Newark

Mon 11/5

18:23-21:56

Nonstop6h 33m

£220

San FranciscoNewark

SFO - EWR

SFOEWR

San Francisco

Mon 13/4

20:45-15:30

1 stop15h 45m

Newark

Mon 20/4

19:29-10:17

1 stop17h 48m

£228

San FranciscoNew York

SFO - JFK

SFOJFK

San Francisco

Wed 22/4

08:00-21:35

1 stop10h 35m

New York John F Kennedy Intl

Wed 29/4

06:30-14:30

1 stop11h 00m

£234

San FranciscoNewark

SFO - EWR

SFOEWR

San Francisco

Tue 5/5

20:00-08:41

2 stops9h 41m

Newark

Mon 11/5

16:29-00:46

1 stop11h 17m

£256

San FranciscoNew York

SFO - JFK

SFOJFK

San Francisco

Tue 5/5

10:25-22:59

1 stop9h 34m

New York John F Kennedy Intl

Mon 11/5

18:42-10:56

1 stop19h 14m

£257

San FranciscoNew York

SFO - JFK

SFOJFK

San Francisco

Sat 11/4

20:15-08:29

1 stop9h 14m

New York John F Kennedy Intl

Sat 18/4

20:29-00:21

Nonstop6h 52m

£272

San FranciscoNew York

SFO - JFK

SFOJFK

San Francisco

Tue 9/6

16:00-00:50

Nonstop5h 50m

New York John F Kennedy Intl

Sat 13/6

21:30-01:24

Nonstop6h 54m

£279

San FranciscoNew York

SFO - JFK

SFOJFK

San Francisco

Sun 15/3

22:55-07:25

Nonstop5h 30m

New York John F Kennedy Intl

Fri 20/3

19:35-23:15

Nonstop6h 40m

£288

San FranciscoNew York

SFO - JFK

SFOJFK

San Francisco

Thu 16/4

08:00-23:55

1 stop12h 55m

New York John F Kennedy Intl

Sat 18/4

10:59-14:21

Nonstop6h 22m

£291

Flights are sorted by cheapest return flights first.

Deals found on 28/2

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from San Francisco

Have a flexible travel schedule? Discover the best time to fly from San Francisco with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Francisco

Get recent, data-driven insights about flights from San Francisco including ideal travel times, pricing trends, and more.

When is the best time to book a flight from San Francisco?

Use this chart to determine the optimal time to book a return flight from San Francisco to Heathrow. Price data was last updated on 20 February 2026.

Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Francisco?

Currently, October is the cheapest month in which you can book a flight from San Francisco (average of £368). Flying from San Francisco in June will prove the most costly (average of £573). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from San Francisco?

Use this chart to determine the cheapest time to fly return from San Francisco to Heathrow. Price data was last updated on 21 February 2026.

Those who are seeking the cheapest fare on flights departing from San Francisco would be wise to consider leaving during Tuesday evenings when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Saturday at midday when fares are usually the most expensive.

Airline reviews for flights from San Francisco

Get insights into the airlines that provide service from San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from San Francisco. In the last 7 days, Cheapflights users made a total of 858,174 searches.
Check out reviews from past customers who have flown KLM, Virgin Atlantic, andUnited Airlines from San Francisco to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.4

Comfort

7.6

Overall

7.7

Boarding

7.8

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Crew

8.4

Comfort

7.6

Overall

7.7

Boarding

7.8

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Crew

8.4

Comfort

7.6

Overall

7.7

Boarding

7.8

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Crew

8.4

Comfort

7.6

Overall

7.7

Boarding

7.8

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Crew

8.4

Comfort

7.6

Overall

7.7

Boarding

7.8

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Crew

8.4

Comfort

7.6

Overall

7.7

Boarding

7.8

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

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Related info for your journey

Access useful and relevant information related to your journey from San Francisco. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 1 March 2026.
  • What are the most popular destinations to fly to from San Francisco?

    This month, the top selected destinations from San Francisco are Mumbai, Boston, Bangkok Suvarnabhumi Airport. Throughout the year, Mumbai, Bengaluru, Boston are some of the top choices made by users flying from San Francisco.

  • What is the cheapest flight from San Francisco to anywhere?

    Users have flown out of San Francisco for as low as £31 to Los Angeles (prices may vary depending on the airline and departure time). On average, users have booked flights for £468 to fly from San Francisco.

  • What are the cheapest airlines flying from San Francisco to anywhere?

    Over the past few days, we've found that Hawaiian Airlines, Air Canada, and Frontier have the cheapest prices from San Francisco. Hawaiian Airlines flights from San Francisco to Burbank Bob Hope (£36), Air Canada flights from San Francisco to Toronto (£37), and Frontier flights from San Francisco to Atlanta Hartsfield-Jackson (£38).

  • What is the cheapest premium economy flight from San Francisco?

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from San Francisco.
    San Francisco to Seattle from £228
    San Francisco to Boston from £428
    San Francisco to Detroit Metropolitan Wayne County Airport from £466
    San Francisco to Portland from £523

  • What is the cheapest first class flight from San Francisco?

    If you’re looking for a cheap first-class flight from San Francisco, consider Santa Ana. Prices start at £300 so you can fly first-class even on a budget.

  • What is the cheapest month to fly from San Francisco?

    At the present moment the cheapest month to fly from San Francisco is currently October; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from San Francisco?

    Check out the cheapest flights from San Francisco to embark to:
    Travel from San Francisco to New York from £146 round trip
    Travel from San Francisco to London from £382 round trip
    Travel from San Francisco to Edinburgh from £456 round trip
    Travel from San Francisco to Glasgow from £469 round trip

  • How does Cheapflights help users find flights from San Francisco?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

  • Why should you use Cheapflights to find cheap flight tickets from San Francisco?

    Cheapflights helps you find that perfect flight from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from San Francisco with no change fees?

    Certainly. Search results for flights from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from San Francisco become cheaper?

    Yes! Start tracking prices for flights from San Francisco today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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How does Cheapflights help users find flights from San Francisco?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from San Francisco?

Cheapflights helps you find that perfect flight from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from San Francisco with no change fees?

Certainly. Search results for flights from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from San Francisco become cheaper?

Yes! Start tracking prices for flights from San Francisco today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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